The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-01-237-2439, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sensor Systems, L.l.c. Dba Sensor Systems Llc. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-237-2439 |
| Primary Part Number | 0398-502 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Sensor Systems, L.l.c. Dba Sensor Systems Llc |
| Status | ACTIVE |
| Maximum Running Torque | 0.40 INCH-OUNCES IN |
| Body Diameter | 0.875 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 5.000 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 150.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.1248 INCHES MAXIMUM IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.25 TO 0.25 SINGLE SECTION |
| Shaft End Play | 0.00400 INCHES IN |
| Overall Diameter | 1.250 INCHES MAXIMUM IN |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 0.50 INCH-OUNCES IN |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -50.0 TO 50.0 SINGLE SECTION |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.750 INCHES NOMINAL IN |
| Body Length | 1.500 INCHES MAXIMUM IN |
| Maximum Stop Torque | 48.00 INCH-OUNCES IN |
| Shaft Runout | 0.001 INCHES IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 MINIMUM |
| Screw Thread Diameter | 0.250 INCHES NOMINAL IN |
| Bearing Type | SLEEVE SHAFT |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Shaft Radial Play | 0.002 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 0398-502 PRIMARY | Sensor Systems, L.l.c. Dba Sensor Systems Llc (USA) |
NSN 5905-01-237-2439 is a Resistor,variable,wire Wound,pre, manufactured by Sensor Systems, L.l.c. Dba Sensor Systems Llc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-237-2439 has 1 manufacturer part number on file: 0398-502 (Sensor Systems, L.l.c. Dba Sensor Systems Llc).
Key specifications for 0398-502: Maximum Running Torque: 0.40 INCH-OUNCES IN; Body Diameter: 0.875 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 5.000 KILOHMS SINGLE SECTION. 29 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.